Home / 2,336.49-3,507.79-2,143.07

Finding the Fourth Proportional to 2,336.49, 3,507.79 and 2,143.07

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Solution

The fourth proportional to 2,336.49, 3,507.79 and 2,143.07 is: 3,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,336.49 : 3,507.79 = 2,143.07 : x
  2. Step 2: Convert to fraction form
    2,336.49/3,507.79 = 2,143.07/x
  3. Step 3: Cross multiply
    2,336.49x = 3,507.79 × 2,143.07
  4. Step 4: Simplify right side
    2,336.49x = 7,517,416.62
  5. Step 5: Solve for x
    x = 7,517,416.62/2,336.49
  6. Step 6: Final answer
    x = 3,217.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.